<!DOCTYPE html>
<html>
<head>
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1">
    <title>功能介绍 - 知更开放平台</title>
    <link rel="stylesheet" href="/static/css/bootstrap.min.css">
    <style>
        body {
            background: #f8f9fa;
            color: #333;
            line-height: 1.8;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }
        
        .top-nav {
            position: fixed;
            top: 0;
            left: 0;
            right: 0;
            padding: 20px;
            background: rgba(255, 255, 255, 0.95);
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            z-index: 1000;
            text-align: center;
        }

        .top-nav a {
            color: #333;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .top-nav a:hover {
            color: #007bff;
        }

        .features-section {
            max-width: 800px;
            margin: 100px auto 50px;
            padding: 40px;
            background: white;
            border-radius: 20px;
            box-shadow: 0 2px 20px rgba(0,0,0,0.05);
        }

        .feature-box {
            padding: 30px;
            border-radius: 15px;
            margin: 30px 0;
            transition: transform 0.3s ease;
        }

        .feature-box:hover {
            transform: translateY(-5px);
        }

        .feature-reminder {
            background: linear-gradient(135deg, #e8f4ff 0%, #f5f9ff 100%);
        }

        .feature-note {
            background: linear-gradient(135deg, #fff8e6 0%, #fffbf2 100%);
        }

        .feature-project {
            background: linear-gradient(135deg, #f0f8f1 0%, #f7fbf7 100%);
        }

        .feature-ai {
            background: linear-gradient(135deg, #f5e6ff 0%, #faf2ff 100%);
        }

        .section-title {
            color: #2c3e50;
            margin-bottom: 25px;
            font-weight: 600;
            font-size: 1.5rem;
            position: relative;
            padding-bottom: 10px;
        }

        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 50px;
            height: 3px;
            background: #007bff;
            border-radius: 3px;
        }

        .feature-list {
            list-style: none;
            padding: 0;
            margin: 20px 0;
        }

        .feature-list li {
            margin: 10px 0;
            padding-left: 25px;
            position: relative;
        }

        .feature-list li:before {
            content: '✓';
            position: absolute;
            left: 0;
            color: #28a745;
            font-weight: bold;
        }

        .main-title {
            font-size: 2.5rem;
            font-weight: 700;
            color: #2c3e50;
            margin-bottom: 40px;
            text-align: center;
        }

        .btn-action {
            padding: 12px 30px;
            border-radius: 25px;
            font-weight: 500;
            transition: all 0.3s ease;
        }

        .btn-action:hover {
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .footer-text {
            text-align: center;
            color: #6c757d;
            font-size: 0.9rem;
            margin-top: 30px;
        }
    </style>
</head>
<body>
    <!-- 顶部导航 -->
    <nav class="top-nav">
        <a href="/" class="me-3">
            <svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="currentColor" class="bi bi-arrow-left" viewBox="0 0 16 16">
                <path fill-rule="evenodd" d="M15 8a.5.5 0 0 0-.5-.5H2.707l3.147-3.146a.5.5 0 1 0-.708-.708l-4 4a.5.5 0 0 0 0 .708l4 4a.5.5 0 0 0 .708-.708L2.707 8.5H14.5A.5.5 0 0 0 15 8z"/>
            </svg>
            返回首页
        </a>
    </nav>

    <div class="container">
        <div class="features-section">
            <h1 class="main-title">功能介绍</h1>
            
            <div class="feature-box feature-reminder">
                <h3 class="section-title">智能提醒系统</h3>
                <p>专业的任务提醒功能，让你的时间管理更加高效：</p>
                <ul class="feature-list">
                    <li>支持单次和循环提醒设置</li>
                    <li>邮件、站内多渠道提醒</li>
                    <li>灵活的延期和调整功能</li>
                    <li>提醒优先级管理</li>
                    <li>支持关联到具体项目</li>
                </ul>
            </div>

            <div class="feature-box feature-note">
                <h3 class="section-title">笔记管理</h3>
                <p>强大的笔记功能，帮助你记录和整理想法：</p>
                <ul class="feature-list">
                    <li>支持富文本编辑</li>
                    <li>图片和文件附件</li>
                    <li>AI自动生成摘要</li>
                    <li>智能关键词提取</li>
                    <li>笔记分类和标签</li>
                </ul>
            </div>

            <div class="feature-box feature-project">
                <h3 class="section-title">项目管理</h3>
                <p>清晰的项目跟踪系统，掌控项目进度：</p>
                <ul class="feature-list">
                    <li>项目目标设定</li>
                    <li>进度可视化展示</li>
                    <li>关联提醒和笔记</li>
                    <li>项目状态追踪</li>
                    <li>多维度数据统计</li>
                </ul>
            </div>

            <div class="feature-box feature-ai">
                <h3 class="section-title">AI 智能助手</h3>
                <p>先进的AI技术，提供智能化服务：</p>
                <ul class="feature-list">
                    <li>自动生成内容摘要</li>
                    <li>智能关键词提取</li>
                    <li>项目进展分析</li>
                    <li>智能任务提醒</li>
                    <li>内容相关性分析</li>
                </ul>
            </div>

            <div class="text-center mt-5">
                <p class="text-muted mb-4">{$config.site_description}</p>
                <div>
                    <a href="/frontend/login" class="btn btn-primary btn-action me-3">立即体验</a>
                    <a href="/about" class="btn btn-outline-primary btn-action">了解更多</a>
                </div>
            </div>

            <div class="footer-text">
                © {$Think.now|date="Y"} {$config.site_name}. All rights reserved.
            </div>
        </div>
    </div>

    <script src="/static/js/bootstrap.bundle.min.js"></script>
</body>
</html> 